Versatile Travel Companion: Made from premium 18/8 stainless steel， this travel coffee mug with handle ensures durability year-round. From long hikes to city trips， its reliable construction makes it your go-to choice. Our 17oz reusable water bottle has a flexible design. When empty， it can be folded， rolled or flattened to save space. When full， it can stand on its own or be hung using the hook. This collapsible water jug can be frozen and used as a cooler block. By filling it with water and freezing， you can create a portable ice block that will keep your drinks cold all day long.